Red Cap IncidentSong Ha-yeong pursues a criminal known for targeting young women. Kook Yeong-su looks to form a team of criminal behavioral analysts.
Habits of Criminals
E2
Habits of CriminalsHa-young faces dangerous criminals and struggles to see through them. He digs into the thoughts and intentions of those who commit evil crimes and follows in the footsteps of what made them fall into the abyss of evil.
Ha-yeong Meets Tae-gu Again
E3
Ha-yeong Meets Tae-gu AgainThe grisly murder of a child catches the attention of Ha-yeong and Yeong-su. A determined police captain clashes with the team.
What Must We Remember?
E4
What Must We Remember?When a suspect’s home is searched, the police make a gruesome discovery. Ha-yeong and Yeong-su grow frustrated as the investigation continues.
Looking into the Minds of Evil
E5
Looking into the Minds of EvilA crooked new police chief causes trouble for the team. The deaths of a professor and his wife touch off a series of brutal murders.
The Man With the Hiking Boots
E6
The Man With the Hiking BootsYoon Tae-gu and Kim Bong-sik seek to set boundaries on the behavioral analysis team. A complex investigation sends the police down a twisted path.
A Scary Wolf Inside the Rabbit Burrow
E7
A Scary Wolf Inside the Rabbit BurrowA murderer who committed a crime against a wealthy elderly person disappears, and another murder case occurs that is similar but differs in method. Ha-young struggles to uncover the identity of the culprit.
There Are No Perfect Crimes
E8
There Are No Perfect CrimesA chase takes a risky turn. When a suspect asks for a high-ranking officer, Ha-yeong hatches a plan. A search for victims' bodies continues.
Becoming the Monster
E9
Becoming the MonsterThe behavioral analysis team agrees to an interview with a journalist. Ha-yeong seeks to enter the killer’s mind, but it takes a toll on him.
I Just Liked It
E10
I Just Liked ItHa-young, who finally faces Nam Ki-tae, tries to figure out his inner heart and the full story of the incident; the police begin to thoroughly investigate Nam Ki-tae's house; Nam Ki-tae's vicious heart is revealed.
The Victims And Their Families
E11
The Victims And Their FamiliesA series of mysterious disappearances occur, and the police detect an unusual energy; Ha-young falls into a crisis, and Young-soo spends the day in pain because she thinks that what happened to Ha-young is because of her.
The Hearts of Criminals
E12
The Hearts of CriminalsPolice and the analysis team investigate a murder suspect who is known for charming women and luring them into his car.
Cast of Season 1
Kim Nam-gilSong Ha-young
Kim So-jinYoon Tae-goo
Jin Sun-kyuKook Young-soo
RyeounJung Woo-joo
Lee Dae-yeonBaek Jun-shik
Jung Soon-wonNam Il-young
Kim Won-haeHeo Gil-pyo
Hong Woo-jinOh In-tak
Jo Young-jinLee Jin-chul
Lee Ha-nuiIm Moo-sik
Kim Hye-okPark Young-shin
Seo Dong-gabKim Bong-shik
Kong Seong-haChoi Yoon-ji
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